package cn.jiyun.interceptor;

import cn.jiyun.pojo.User;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 自定义登录拦截器
 */
@Slf4j
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        //System.out.println("LoginInterceptor的preHandle执行了");
        log.debug("LoginInterceptor的preHandle执行了");
        //登录状态校验
        /*User user = (User) request.getSession().getAttribute("user");
        if(user!=null){
            //登录状态，直接放行
            return true;
        }
        //未登录状态，拦截请求
        return false;*/
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        System.out.println("LoginInterceptor的postHandle执行了");
        log.debug("LoginInterceptor的postHandle执行了");
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        System.out.println("LoginInterceptor的afterCompletion执行了");
        log.debug("LoginInterceptor的afterCompletion执行了");

    }
}
